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138696-69-2 thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 3-phenyl-, diethyl ester

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Product Name Thieno[2,3-b]thiophene-2,5-dicarboxylic acid, 3-phenyl-, diethyl ester
CAS No. 138696-69-2
Molecular Formula C18H16O4S2